
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC40X75U is a genuine double acting + cushion round-body mini air cylinder with a Ø40mm bore and 75mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Delivering 628.3 N of push force at 0.5 MPa, this double-acting round-body mini cylinder handles heavy loads with precision. The MIC40X75U features a 40 mm bore, a 75 mm stroke, and a 1/4 inch air port. Its stainless-steel barrel and rod resist mild corrosion, making it suitable for washdown environments. A 90-degree U back cover provides flexible mounting orientation.
Twin adjustable air cushions at both ends let you needle-set the deceleration to absorb end-of-stroke shock at high speeds, protecting your machinery and reducing noise. This unit provides a safe working load of about 377 N and lifts approximately 32 kg vertically with a 2:1 margin. Note that this SKU lacks a magnet and cannot accept CMSG, DMSG, or EMSG sensors; choose the -S variant for position sensing.
| Model | Airtac MIC Cushioned Mini Cylinder MIC40X75U |
|---|---|
| Series | MIC mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 75 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M12×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Variable air cushion, both ends |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MI/MIC (ISO 6432) datasheet. Barrel & rod: stainless steel (round-body, riveted construction). Thread options: PT (blank) / G. Note: the Ø40 bore is a larger, non-ISO-6432 size.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 628 N | 528 N |
| 0.7 MPa | 880 N | 739 N |
| Max (@1.0 MPa) | 128 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 40 | Bore size in mm. |
| ×75 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MI-family variants: MI / MIC (double acting ±cushion), MSI / MTI (single acting push / pull), MID / MICD (double rod ±cushion), MIJ / MICJ (adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Uses the 628.3 N push force to deflect heavy cartons on a high-speed sorting line, with air cushions preventing harsh stops.
Folds large cardboard flaps during automated packing, relying on the stainless rod to endure mild washdowns.
Opens and closes weighted gravity gates in distribution centers, utilizing the 90-degree U back cover for easy mounting.
For lower force needs, the Ø32 bore provides 402.2 N push at 0.5 MPa, while the Ø40 is the largest available in this series. The adjustable air cushion is essential when operating at high speeds or moving heavy masses, as it prevents harsh end-of-stroke impacts. Remember that the cushion only decelerates the piston near the stroke end; it does not function as a brake. The piston will drift if air pressure drops, so install an external rod lock or pilot-operated check valve to hold a suspended load safely. Mounting options include LB foot, FA flange, SDB pivot, and TC trunnion.
Quick checklist
This 40 mm bore cylinder features a 1/4 inch air port. At 0.5 MPa it generates 628.3 N push and 527.8 N pull. At 0.7 MPa it delivers 879.6 N push and 738.9 N pull. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet and cannot accept CMSG, DMSG, or EMSG switches. You must select the -S variant to enable magnetic sensing. The adjustable air cushion only decelerates the load near stroke end and does not lock the piston.
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